“钻头”造句

钻头必须缓慢转动，以保证钻孔平整光滑。
The drill should be slowly rotated to ensure a clean hole.

打钻和提钻时要保持钻头平稳。
Keep the drill steady while it ascends and descends.

你得拆开这个钻头。
You'll have to disassemble the drill.

• #钻头